Chapter 6 - Chemical Reactions
Flashcard
•
Chemistry
•
7th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
Student preview
15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
What is a chemical reaction?
Back
A process where substances (reactants) are transformed into new substances (products) through the breaking and forming of chemical bonds.
2.
FLASHCARD QUESTION
Front
What is an element?
Back
A pure substance that cannot be broken down into simpler substances by chemical means. Examples include hydrogen (H) and oxygen (O).
3.
FLASHCARD QUESTION
Front
What is a compound?
Back
A substance formed when two or more elements are chemically bonded together. Example: Water (H2O) is a compound made of hydrogen and oxygen.
4.
FLASHCARD QUESTION
Front
What is the chemical formula for water?
Back
H2O
5.
FLASHCARD QUESTION
Front
How many elements are in the compound C6H12O6?
Back
3 (Carbon, Hydrogen, and Oxygen)
6.
FLASHCARD QUESTION
Front
What is the difference between an element and a compound?
Back
An element is a single type of atom, while a compound consists of two or more different types of atoms chemically bonded together.
7.
FLASHCARD QUESTION
Front
What does the subscript in a chemical formula indicate?
Back
The number of atoms of the element in the molecule. For example, in H2O, the '2' indicates there are two hydrogen atoms.
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports
Continue with Google
Continue with Email
Continue with Classlink
Continue with Clever
or continue with
Microsoft
%20(1).png)
Apple
Others
Already have an account?
